Tool box



FIG. 1 is a perspective view of a tool box showing a first embodiment of my design;

FIG. 2 is a perspective view of a tool box showing a second embodiment of my design;

FIG. 3 is a perspective view of a tool box showing a third embodiment of my design; and,

FIG. 4 is a perspective view showing the tool box with the cover in a raised position, said view being identical for all three embodiments.

The appearance of the unshown surfaces of the tool box form no part of the claimed design. 

The ornamental design for a tool box, as shown and described. 